1. Use front-end estimation to estimate the sum. (1 poin 8.86 + 9.43 +5.75 09-10 + 6 + 2 = 27 10-10-10 - 2 = 32 8-9-5-1=23 O8-9-5- 2 = 24

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4